Russian and Soviet poet, artist, theater producer. One of founders of futurist group "41 degree" in Tiflis with Kruchenykh, Zdanevich; worked in LEF with Mayakovsky, Rodchenko; in GINKhUK (Petrograd) with Malevich, Matiushin, Tatlin. Studied from Gurdjieff in Tiflis.